1 /** 2 * This file Copyright (c) 2014-2018 Magnolia International 3 * Ltd. (http://www.magnolia-cms.com). All rights reserved. 4 * 5 * 6 * This file is dual-licensed under both the Magnolia 7 * Network Agreement and the GNU General Public License. 8 * You may elect to use one or the other of these licenses. 9 * 10 * This file is distributed in the hope that it will be 11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the 12 * implied warranty of MERCHANTABILITY or FITNESS FOR A 13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. 14 * Redistribution, except as permitted by whichever of the GPL 15 * or MNA you select, is prohibited. 16 * 17 * 1. For the GPL license (GPL), you can redistribute and/or 18 * modify this file under the terms of the GNU General 19 * Public License, Version 3, as published by the Free Software 20 * Foundation. You should have received a copy of the GNU 21 * General Public License, Version 3 along with this program; 22 * if not, write to the Free Software Foundation, Inc., 51 23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 24 * 25 * 2. For the Magnolia Network Agreement (MNA), this file 26 * and the accompanying materials are made available under the 27 * terms of the MNA which accompanies this distribution, and 28 * is available at http://www.magnolia-cms.com/mna.html 29 * 30 * Any modifications to this file must keep this entire header 31 * intact. 32 * 33 */ 34 package info.magnolia.config.registry; 35 36 import java.util.Objects; 37 38 /** 39 * Default implementation {@link DefinitionProvider} wrapper implementation, wraps a concrete 40 * {@link DefinitionProvider} and delegates to it. 41 * 42 * @param <T> type of provided elements 43 */ 44 public abstract class DefinitionProviderWrapper<T> extends AbstractDefinitionProviderWrapper<T> { 45 46 private final DefinitionProvider<T> delegate; 47 48 protected DefinitionProviderWrapper(DefinitionProvider<T> delegate) { 49 this.delegate = delegate; 50 } 51 52 protected DefinitionProvider<T> getDelegate() { 53 return delegate; 54 } 55 56 @Override 57 public boolean equals(Object o) { 58 if (this == o) return true; 59 if (!(o instanceof DefinitionProviderWrapper)) return false; 60 DefinitionProviderWrapper<?> that = (DefinitionProviderWrapper<?>) o; 61 return getDelegate().equals(that.getDelegate()); 62 } 63 64 @Override 65 public int hashCode() { 66 return Objects.hash(getDelegate()); 67 } 68 }